For a cheap bathroom or galley fan with a light built in. Buyers who leave the vent open unattended need a rain sensor model.
Amazon $129.99
For buyers fitting a new roof opening who want the DryDock base so they can upgrade later. Today it is a basic manual fan for its price.
- 5Speeds
- 3 ADraw on high
- NoRain cover
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
- DryDock base lets you swap or upgrade the fan later without breaking the roof seal
- Solar ports carry roof cables in without drilling more holes
- Blows in or out
- Only five speeds and no thermostat
- Lid must be closed by hand before rain
- No published airflow or warranty term
The Dometic Fan-Tastic FA family
Every Dometic Fan-Tastic FA model we rank, smallest first. Ratings compare each against its own lid.
| Model | Airflow | Rating | Price |
|---|---|---|---|
| Dometic Fan-Tastic Vent FA25 Essential (this one) | - | 2.4/5 | $249.99 |
| Dometic Fan-Tastic Vent FA75 Complete | - | 3.3/5 | $374.99 |
| Dometic Fan-Tastic Vent FA95 Platinum | - | 3.3/5 | $408.64 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its lid. How we rank explains each one.
Specifications
| Model number | FA25MBUBD81S |
|---|---|
| Fan | |
| Speeds | 5 |
| Draw on high | 3 A |
| Reversible | Yes |
| Lid and controls | |
| Rain cover | No |
| Powered lid | No |
| Rain sensor | No |
| Thermostat | No |
| Remote | No |
| Light | No |
| Fit and build | |
| Weight | 11.9 lb |
Alternatives in this lid
For owners replacing a worn Fan-Tastic who want the same simple three speed reversible fan. Buyers paying this much should compare it with 10 speed fans that cost the same.
Amazon $257.70For owners replacing a dead stock vent fan on a travel trailer with a simple kit. Buyers who want intake or automation should spend a little more.
Amazon $133.61Compare
Compare the Dometic Fan-Tastic Vent FA25 Essential with any other RV roof vent fan →
More from Dometic: every Dometic product ranked.